﻿#include "upgrade.h"
#include <stdio.h>
#include <string.h>
#include <stdarg.h>
#include <time.h>
#include "debug.h"

const char author[24] = "www.hdsmart.net.cn";
UpgradeInfo_T      g_upgradeInfo;
FileInfo_T              g_fileInfo[UPGRADE_MAX_FILE];
void UpgradePackInit(UpgradeInfo_T   *_info)
{
    errno_t err = 0;
    time_t now_time = time(NULL);
    struct tm t_tm;
    err  = localtime_s(&t_tm ,&now_time);
    
    memset((void*)_info, 0, sizeof(UpgradeInfo_T));
    _info->signature = 0x4D756E5A;   /*签名0x4D756E5A*/
    _info->fVersion = 0x00010001;    /*固件包格式版本*/
    asctime_s(_info->date, 32, &t_tm);

    memcpy(_info->author, author, 24);
    DEBUG_MSG("信息头大小：    %d\r\n", sizeof(UpgradeInfo_T));
    DEBUG_MSG("作者：%s\r\n", _info->author);
    DEBUG_MSG("日期：%s\r\n", _info->date);
}
void UpgradePackInfoGenerate(UpgradeInfo_T* _info,UINT8* _buf)
{
    printf("\r\n开始生成固件包...\r\n");
    for (int i = 0; i < 4; i++)
        _buf[i] = ((_info->signature >> (i * 8)) & 0xff);   /*签名0x4D756E5A*/
    printf("签名：           0x%X\r\n", _info->signature);
    for (int i = 0; i < 4; i++)
        _buf[4 + i] = ((_info->fVersion >> (i * 8)) & 0xff);   /*固件包格式版本*/
    printf("固件包格式版本： V%d.%d.%d\r\n", _buf[6], _buf[5], _buf[4]);
    for (int i = 0; i < 4; i++)
        _buf[8 + i] = ((_info->totalSize >> (i * 8)) & 0xff);   /*固件包总大小*/
    printf("固件包总大小：   %d\r\n", _info->totalSize);
    for (int i = 0; i < 4; i++)
        _buf[12 + i] = ((_info->version >> (i * 8)) & 0xff);   /*固件应用版本*/
    printf("APP版本：        V%d.%d.%d\r\n", _buf[14], _buf[13], _buf[12]);
    for (int i = 0; i < 24; i++)
        _buf[16 + i] = _info->author[i];   /*固件包创建者www.hdsmart.net.cn*/
    printf("固件包创建者：   %s\r\n", _info->author);
    for (int i = 0; i < 24; i++)
        _buf[40 + i] = _info->name[i];   /*固件App名称*/
    printf("固件App名称：    %s\r\n", _info->name);
    for (int i = 0; i < 32; i++)
        _buf[64 + i] = _info->date[i];   /*固件包创建时间*/
    printf("固件包创建时间： %s\r\n", _info->date);
    for (int i = 0; i < 16; i++)
        _buf[96 + i] = _info->model[i];   /*固件包创建时间*/
    printf("型号： %s\r\n", _info->model);
    _buf[112] = _info->fBlock;       /*需要更新的固件块个数，最大10个块*/
    printf("固件块个数：     %d\r\n", _info->fBlock);
    _buf[113] = _info->logo;       /*是否需要更新LOGO，如需更新则第1个数据块为LOGO数据*/
    printf("LOGO类型：       %d\r\n", _info->logo);
    _buf[114] = _info->compress;       /*压缩类型*/
    printf("压缩类型：       %d\r\n", _info->compress);
    _buf[115] = _info->encryption;   /*加密类型*/
    printf("加密类型：       %d\r\n", _info->compress);

    for (int i = 0; i < 4; i++)
        _buf[116 + i] = 0xff;

    for (int i = 0; i < _buf[112]; i++)
    {
        for (int j = 0; j < 4; j++)
        {
            _buf[120 + i * 16 + j] = ((_info->info[i].size >> (j * 8)) & 0xff);   /*固件大小*/
            _buf[124 + i * 16 + j] = ((_info->info[i].crc32 >> (j * 8)) & 0xff);   /*固件大小*/
            _buf[128 + i * 16 + j] = ((_info->info[i].offset >> (j * 8)) & 0xff);   /*固件大小*/
            _buf[132 + i * 16 + j] = ((_info->info[i].addr >> (j * 8)) & 0xff);   /*固件大小*/
        }
    }
    for (int i = 0; i < 4; i++)
        _buf[248 + i] = 0xff;
    _info->crc = HDlib_CalCRC32(_buf, 252);
    for (int i = 0; i < 4; i++)
        _buf[252 + i] = ((_info->crc >> (i * 8)) & 0xff);   /*信息头CRC32校验*/
    printf("信息头CRC32：    0x%X\r\n", _info->crc);
    printf("\r\n");
#if 0
    for (int i = 0; i < 256; i++)
    {
        printf("%02X ", _buf[i]);
        if((i % 16) == 15)
            printf("\r\n");
    }
#endif
}
UINT8 UpgradePackInfoDecode(UpgradeInfo_T* _info, UINT8* _buf)
{
    UINT32 crcValue;

    crcValue = 0;
    crcValue = HDlib_CalCRC32(_buf, 252);
    _info->crc = (_buf[252] | (UINT32)(_buf[253] << 8) | (UINT32)(_buf[254] << 16) | (UINT32)(_buf[255] << 24));  /*信息头CRC32校验*/
    printf("信息头CRC32：    0x%X\r\n", _info->crc);

    if (crcValue == _info->crc)
    {
        _info->signature = (_buf[0] | (UINT32)(_buf[1] << 8) | (UINT32)(_buf[2] << 16) | (UINT32)(_buf[3] << 24));   /*签名0x4D756E5A*/
        printf("\r\n签名：           0x%X\r\n", _info->signature);

        _info->fVersion = (_buf[4] | (UINT32)(_buf[5] << 8) | (UINT32)(_buf[6] << 16) | (UINT32)(_buf[7] << 24));   /*固件包格式版本*/
        printf("固件包格式版本： V%d.%d.%d\r\n", _buf[6], _buf[5], _buf[4]);

        _info->totalSize = (_buf[8] | (UINT32)(_buf[9] << 8) | (UINT32)(_buf[10] << 16) | (UINT32)(_buf[11] << 24)); /*固件包总大小*/
        printf("固件包总大小：   %d\r\n", _info->totalSize);

        _info->version = (_buf[12] | (UINT32)(_buf[13] << 8) | (UINT32)(_buf[14] << 16) | (UINT32)(_buf[15] << 24));  /*固件应用版本*/
        printf("应用版本：       V%d.%d.%d\r\n", _buf[14], _buf[13], _buf[12]);

        memcpy(_info->author, &_buf[16], 24);    /*固件包创建者www.hdsmart.net.cn*/
        _info->author[23] = 0;
        printf("固件包创建者：   %s\r\n", _info->author);

        memcpy(_info->name, &_buf[40], 24);    /*固件App名称*/
        _info->name[23] = 0;
        printf("App名称：        %s\r\n", _info->name);

        memcpy(_info->date, &_buf[64], 32);   /*固件包创建时间*/
        _info->date[31] = 0;
        printf("固件创建时间：   %s\r\n", _info->date);

        memcpy(_info->model, &_buf[96], 16);   /*固件包创建时间*/
        _info->date[15] = 0;
        printf("型号：           %s\r\n", _info->model);

        _info->fBlock = _buf[112];       /*需要更新的固件块个数，最大10个块*/
        printf("固件块个数：     %d\r\n", _info->fBlock);
        _info->logo = _buf[113];        /*是否需要更新LOGO，如需更新则第1个数据块为LOGO数据*/
        printf("LOGO类型：       %d\r\n", _info->logo);
        _info->compress = _buf[114];         /*压缩类型*/
        printf("压缩类型：       %d\r\n", _info->compress);
        _info->encryption = _buf[115];        /*加密类型*/
        printf("加密类型：       %d\r\n", _info->compress);
        for (int i = 0; i < _info->fBlock; i++)
        {
            _info->info[i].size = (_buf[120 + i * 16] | (UINT32)(_buf[120 + i * 16 + 1] << 8) |  \
                                            (UINT32)(_buf[120 + i * 16 + 2] << 16) | (UINT32)(_buf[120 + i * 16 + 3] << 24));   /*固件大小*/
            _info->info[i].crc32  = (_buf[124 + i * 16] | (UINT32)(_buf[124 + i * 16 + 1] << 8) | \
                                                (UINT32)(_buf[124 + i * 16 + 2] << 16) | (UINT32)(_buf[124 + i * 16 + 3] << 24));   /*固件大小*/
            _info->info[i].offset = (_buf[128 + i * 16] | (UINT32)(_buf[128 + i * 16 + 1] << 8) | \
                                                (UINT32)(_buf[128 + i * 16 + 2] << 16) | (UINT32)(_buf[128 + i * 16 + 3] << 24));   /*固件大小*/
            _info->info[i].addr  = (_buf[132 + i * 16] | (UINT32)(_buf[132 + i * 16 + 1] << 8) | \
                                                (UINT32)(_buf[132 + i * 16 + 2] << 16) | (UINT32)(_buf[132 + i * 16 + 3] << 24));   /*固件大小*/
            printf("固件块：%d        size = %d      crc32 = 0x%X    offset = %d    addr = 0x%X\r\n", i, _info->info[i].size, _info->info[i].crc32, \
                                                 _info->info[i].offset, _info->info[i].addr);
        }
        printf("\r\n");
        return 0;
    }
    printf("固件信息头解析失败\r\n");
    printf("信息头crcValue：0x%X\r\n", crcValue);
    for (int i = 0; i < 256; i++)
    {
        printf("%02X ", _buf[i]);
        if ((i % 16) == 15)
            printf("\r\n");
    }
    return 1;
}
UINT8 App_GetFileInfo(FileInfo_T* _info)
{
    FILE* fp;
    errno_t		err;

    err = fopen_s(&fp, _info->name, "rb");
    if (err != 0)
    {
        printf("function:%s	line = %d:%s文件打开失败！！！\r\n", __FUNCTION__, __LINE__, _info->name);
        return 1;
    }
 
    fseek(fp, 0, SEEK_END);
    _info->size = ftell(fp);
    _info->cache = malloc(_info->size);
    if (_info->cache != NULL)
    {
        fseek(fp, 0, SEEK_SET);
        fread(_info->cache, 1, _info->size, fp);
    }
    
    fclose(fp);
    return 0;
}
UINT8 App_StrToHex(char* str, UINT32 _len, UINT32* _hex)
{
    char ch;
    UINT32 value = 0,cnt = 0;
     //printf("App_StrToHex:%s	len = %d\r\n", str, _len);
    if(_len < 3)
        return 1;
    if ((str[0] == '0') && ((str[1] == 'x') || (str[1] == 'X')))
    {
        _len -= 2;
        for (cnt = 0; cnt < _len; cnt++)
        {
            ch = str[2 + cnt];
            value <<= 4;
            if ((ch >= '0') && (ch <= '9'))
            {
                value |= (UINT32)(ch - '0');
            }
            else if ((ch >= 'a') && (ch <= 'z'))
            {
                value |= (UINT32)(ch - 'a');
            }
            else if ((ch >= 'A') && (ch <= 'Z'))
            {
                value |= (UINT32)(ch - 'A');
            }
            else
            {
                printf("function:%s	line = %d:参数错误！！！\r\n", __FUNCTION__, __LINE__);
                return 1;
            }
        }
        *_hex = value;
        return 0;
    }
	return 1;
}
const UINT32 upgradeCRC32Table[] =
{
    0x00000000, 0x77073096, 0xee0e612c, 0x990951ba, 0x076dc419, 0x706af48f,
    0xe963a535, 0x9e6495a3, 0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988,
    0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91, 0x1db71064, 0x6ab020f2,
    0xf3b97148, 0x84be41de, 0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7,
    0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec, 0x14015c4f, 0x63066cd9,
    0xfa0f3d63, 0x8d080df5, 0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172,
    0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b, 0x35b5a8fa, 0x42b2986c,
    0xdbbbc9d6, 0xacbcf940, 0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59,
    0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116, 0x21b4f4b5, 0x56b3c423,
    0xcfba9599, 0xb8bda50f, 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924,
    0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d, 0x76dc4190, 0x01db7106,
    0x98d220bc, 0xefd5102a, 0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433,
    0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818, 0x7f6a0dbb, 0x086d3d2d,
    0x91646c97, 0xe6635c01, 0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e,
    0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457, 0x65b0d9c6, 0x12b7e950,
    0x8bbeb8ea, 0xfcb9887c, 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65,
    0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2, 0x4adfa541, 0x3dd895d7,
    0xa4d1c46d, 0xd3d6f4fb, 0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0,
    0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9, 0x5005713c, 0x270241aa,
    0xbe0b1010, 0xc90c2086, 0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f,
    0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4, 0x59b33d17, 0x2eb40d81,
    0xb7bd5c3b, 0xc0ba6cad, 0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a,
    0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683, 0xe3630b12, 0x94643b84,
    0x0d6d6a3e, 0x7a6a5aa8, 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1,
    0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe, 0xf762575d, 0x806567cb,
    0x196c3671, 0x6e6b06e7, 0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc,
    0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5, 0xd6d6a3e8, 0xa1d1937e,
    0x38d8c2c4, 0x4fdff252, 0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b,
    0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60, 0xdf60efc3, 0xa867df55,
    0x316e8eef, 0x4669be79, 0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236,
    0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f, 0xc5ba3bbe, 0xb2bd0b28,
    0x2bb45a92, 0x5cb36a04, 0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d,
    0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a, 0x9c0906a9, 0xeb0e363f,
    0x72076785, 0x05005713, 0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38,
    0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21, 0x86d3d2d4, 0xf1d4e242,
    0x68ddb3f8, 0x1fda836e, 0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777,
    0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c, 0x8f659eff, 0xf862ae69,
    0x616bffd3, 0x166ccf45, 0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2,
    0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db, 0xaed16a4a, 0xd9d65adc,
    0x40df0b66, 0x37d83bf0, 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9,
    0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6, 0xbad03605, 0xcdd70693,
    0x54de5729, 0x23d967bf, 0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94,
    0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d
};
UINT32 HDlib_CalCRC32(UINT8* _buf, UINT32 _len)
{
    UINT32 crc32 = 0xffffffffL, i;

    for (i = 0; i < _len; ++i)
    {
        crc32 = upgradeCRC32Table[(crc32 ^ _buf[i]) & 0xff] ^ (crc32 >> 8);
    }
    return (crc32 ^ 0xffffffffL);
}
